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US3153143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flight performance computer
Assignee: GENERNAL PREC Inc
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Filing: 1954-01-07
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Granted: 1964-10-13
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Expires: 1974-01-07
Abstract
No abstract record available.
Inventors
- 👤 Laurence E Fogarty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:10
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AIRCRAFT RANGE COMPUTATION APPARATUS COMPRISING AIRCRAFT SPEED-MEASURING MEANS AND AIRCRAFT FUEL FLOW RATE MEASURING MEANS CONNECTED TO DERIVE COMPUTER QUANTITIES COMMENSURATE WITH AIRCRAFT SPEED AND FUEL FLOW RATE, COMPUTER DIVISION MEANS CONNECTED TO RECEIVE SAID COMPUTER QUANTITIES AND OPERABLE TO PRODUCE A FIRST COMPUTED QUANTITY COMMENSURATE WITH INSTANTANEOUS AIRCRAFT SPECIFIC RANGE, MEANS FOR DERIVING SECOND AND THIRD POTENTIALS COMMENSURATE RESPECTIVELY TO AIRCRAFT FINAL WEIGHT AND AIRCRAFT INSTANTANEOUS FUEL WEIGHT, MEANS FOR COMBINING SAID SECOND AND THIRD POTENTIALS IN ACCORDANCE WITH A DESIRED FLIGHT PLAN TO PROVIDE A FOURTH POTENTIAL COMMENSURATE WITH AIRCRAFT EFFECTIVE FUEL WEIGHT, MEANS FOR MODIFYING SAID FOURTH POTENTIAL IN ACCORDANCE WITH SAID FIRST COMPUTED QUANTITY TO PROVIDE AN OUTPUT POTENTIAL COMMENSURATE WITH MAXIMUM AIRCRAFT RANGE AS THE SELECTED FLIGHT PLAN IS CONTINUED, AND INDICATING MEANS RESPONSIVE TO SAID OUTPUT POTENTIAL.
Claim 2
Dependent Claim
133 words
AIRCRAFT RANGE COMPUTATION APPARATUS COMPRISING AIRCRAFT SPEED-MEASURING MEANS AND AIRCRAFT FUEL FLOW RATE MEASURING MEANS CONNECTED TO DERIVE COMPUTER QUANTITIES COMMENSURATE WITH AIRCRAFT SPEED AND FUEL FLOW RATE, COMPUTER DIVISION MEANS CONNECTED TO RECEIVE SAID COMPUTER QUANTITIES AND OPERABLE TO PRODUCE A FIRST COMPUTED QUANTITY COMMENSURATE WITH INSTANTANEOUS AIRCRAFT SPECIFIC RANGE, MEANS FOR DERIVING SECOND AND THIRD POTENTIALS COMMENSURATE RESPECTIVELY TO AIRCRAFT FINAL WEIGHT AND AIRCRAFT INSTANTANEOUS FUEL WEIGHT, MEANS FOR COMBINING SAID SECOND AND THIRD POTENTIALS IN ACCORDANCE WITH A DESIRED FLIGHT PLAN TO PROVIDE A FOURTH POTENTIAL COMMENSURATE WITH AIRCRAFT EFFECTIVE FUEL WEIGHT, MEANS FOR MODIFYING SAID FOURTH POTENTIAL IN ACCORDANCE WITH SAID FIRST COMPUTED QUANTITY TO PROVIDE AN OUTPUT POTENTIAL COMMENSURATE WITH MAXIMUM AIRCRAFT RANGE AS THE SELECTED FLIGHT PLAN IS CONTINUED, AND INDICATING MEANS RESPONSIVE TO SAID OUTPUT POTENTIAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |